Information disclosure in Microsoft Internet Explorer



Published: 2014-09-09 | Updated: 2017-03-11
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2013-7331
CWE-ID CWE-200
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
Subscribe
Microsoft Internet Explorer
Client/Desktop applications / Web browsers

Vendor Microsoft

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU5095

Risk: Medium

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N/E:H/RL:O/RC:C]

CVE-ID: CVE-2013-7331

CWE-ID: CWE-200 - Information Exposure

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to information disclosure vulnerability in Microsoft XMLDOM ActiveX component. A remote attacker can create a specially crafted Web page, trick the victim into visiting it and check for the presence of local drive letters, directory names, files, as well as internal network addresses or websites.

Successful exploitation of the vulnerability results in information disclosure on the vulnerable system.

Note: the vulnerability was being actively exploited.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Microsoft Internet Explorer: 6, 7, 8, 9, 10, 11

CPE2.3 External links

http://technet.microsoft.com/en-us/library/security/ms14-052

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.



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